21512480159040

Names of 21512480159040

• Cardinal: 21512480159040 can be written as Twenty-one trillion, five hundred twelve billion, four hundred eighty million, one hundred fifty-nine thousand and forty.

Scientific notation

• Scientific notation: 2.151248015904 × 10¹³

Factors of 21512480159040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1723756446

Divisors of 21512480159040

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 64 65 78 80 96 104 120 130 156 160 192 195 208 240 260 312 320 390 416 480 520 624 780 832 960 1040 1248 1560 2080 2496 3120 4160 6240 12480 1723756423 3447512846 5171269269 6895025692 8618782115 10342538538 13790051384 17237564230 20685077076 22408833499 25856346345 27580102768 34475128460 41370154152 44817666998 51712692690 55160205536 67226500497 68950256920 82740308304 89635333996 103425385380 110320411072 112044167495 134453000994 137900513840 165480616608 179270667992 206850770760 224088334990 268906001988 275801027680 330961233216 336132502485 358541335984 413701541520 448176669980 537812003976 551602055360 672265004970 717082671968 827403083040 896353339960 1075624007952 1344530009940 1434165343936 1654806166080 1792706679920 2151248015904 2689060019880 3585413359840 4302496031808 5378120039760 7170826719680 10756240079520 21512480159040
• Sum of all divisors σ(n): 73556134124928
• Sum of proper divisors (its aliquot sum) s(n): 52043653965888
• 21512480159040 is an abundant number, because the sum of its proper divisors (52043653965888) is greater than itself. Its abundance is 30531173806848

Bases of 21512480159040

• Binary: 100111001000011000011101111001111010101000000₂
• Hexadecimal: 0x1390C3BCF540
• Base-36: 7MIP3916O

Squares and roots of 21512480159040

• 21512480159040 squared (21512480159040²) is 462786802593089663693721600
• 21512480159040 cubed (21512480159040³) is 9955691908649402612822892159417483264000
• The square root of 21512480159040 is 4638154.8226681697
• The cube root of 21512480159040 is 27811.8680927241

Scales and comparisons

• 21,512,480,159,040 seconds is equal to 684,030 years, 16 weeks, 6 days, 21 hours, 4 minutes.
• To count from 1 to 21,512,480,159,040 would take you about one million, seven hundred ten thousand and seventy-five years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 21512480159040 cubic inches would be around 2317.7 feet tall.

Recreational maths with 21512480159040

• 21512480159040 backwards is 04095108421512
• The number of decimal digits it has is: 14
• The sum of 21512480159040's digits is 42
• More coming soon!